________________________________________ 发件人: Jonathan Rajotte-Julien <jonathan.rajotte-jul...@efficios.com> 发送时间: 2021年1月16日 3:18 收件人: Zhang, Qiang 抄送: lttng-dev 主题: Re: 回复: 回复: help modpost: "__bad_cmpxchg"
[Please note this e-mail is from an EXTERNAL e-mail address] >Hi Quiang, > >Please test the attached patch. Hello Jonathan Thank you for your patch, I can compile successfully after testing. Cheers > >Cheers > >On Sat, Jan 09, 2021 at 05:40:48AM +0000, Zhang, Qiang wrote: > > > ________________________________________ > 发件人: Jonathan Rajotte-Julien <jonathan.rajotte-jul...@efficios.com> > 发送时间: 2021年1月8日 0:54 > 收件人: Zhang, Qiang > 抄送: lttng-dev > 主题: Re: 回复: help modpost: "__bad_cmpxchg" > > [Please note this e-mail is from an EXTERNAL e-mail address] > > >Hi, > > > >Note > > The initial email was sent to the "owner" of the mailing list. Please > > *always* send email to the mailing list directly: > > lttng->d...@lists.lttng.org . > > Otherwise we will not be interested in helping you in the future. > > > >Sorry forgot to ask you the following. > > > >What is the arm CPU you are compiling against? The more details the >more we > >can > >help here. > > > >Please provide the .config file for the kernel (via pastebin please) and >the > > Hello > > Attached is the kernel configuration file > and compiler configuration file. > > bsp is xilinx-zynq (arm32, armv7), v5.10 kernel have delete > 'CONFIG_OPTIMIZE_INLINING' config option. > > Cheers > > >compiler used. Mathieu Desnoyers (CompuDJ) might have a lead >regarding > >cmpxchg > >and __bad_cmpxchg linker error trick used by the implementation and >the > >optimized inlining config option (CONFIG_OPTIMIZE_INLINING). > > > >These should help us validate this lead. > > > > >Cheers > > > >On Thu, Jan 07, 2021 at 01:20:54AM +0000, Zhang, Qiang wrote: > > > > > > ________________________________________ > > 发件人: Jonathan Rajotte-Julien <jonathan.rajotte-jul...@efficios.com> > > 发送时间: 2021年1月6日 23:03 > > 收件人: Zhang, Qiang > > 抄送: lttng-dev-ow...@lists.lttng.org > > 主题: Re: help modpost: "__bad_cmpxchg" > > > > [Please note this e-mail is from an EXTERNAL e-mail address] > > > > >Hi, > > > > > >What the kernel version are you compiling against? > > > > > > kernel version 5.10.2 > > lttng-modules master branch commit : > > 61e631e93e512b636ea6d52796bcce1c485a551b > > > > Cheers > > > > > > > >Cheers > > > > > >On Wed, Jan 06, 2021 at 05:20:06AM +0000, Zhang, Qiang wrote: > > > > > > > > > The following error occurred when I compiled lttng modules under armv7 > > > architecture > > > > > > ERROR: modpost: "__bad_cmpxchg" > > > [/buildarea1/OnDemand_CI_Build_World/build_dir/12251727-build_world/xilinx-zynq-standard-std-OE/build/tmp-glibc/work/xilinx_zynq-wrs-linux-gnueabi/lttng-modules/2.12.3+gitAUTOINC+61e631e93e-r0/git/src/lttng-counter-client-percpu-64-modular.ko] > > > undefined! > > > > > > ERROR: modpost: "__bad_cmpxchg" > > > [/buildarea1/OnDemand_CI_Build_World/build_dir/12251727-build_world/xilinx-zynq-standard-std-OE/build/tmp-glibc/work/xilinx_zynq-wrs-linux-gnueabi/lttng-modules/2.12.3+gitAUTOINC+61e631e93e-r0/git/src/lttng-counter-client-percpu-32-modular.ko] > > > undefined! > > > > > > I find under the condition of > > > > > > COUNTER_SIZE_32_BIT, cmpxchg_local function trigger error in > > > counter-api.h file. > > > > > > is cmpxchg_local is support in amv7? > > > > -- > > Jonathan Rajotte-Julien > > EfficiOS > > -- > Jonathan Rajotte-Julien > EfficiOS > ./arm-wrs-linux-gnueabi-gcc -v > Using built-in specs. > COLLECT_GCC=./arm-wrs-linux-gnueabi-gcc > COLLECT_LTO_WRAPPER=/buildarea1/qzhang2/jira/LINCD-3904/build/tmp-glibc/work/armv7at2hf-neon-wrs-linux-gnueabi/libgcc/10.2.0-r0/recipe-sysroot-native/usr/bin/arm-wrs-linux-gnueabi/../../libexec/arm-wrs-linux-gnueabi/gcc/arm-wrs-linux-gnueabi/10.2.0/lto-wrapper > Target: arm-wrs-linux-gnueabi > Configured with: > ../../../../../../work-shared/gcc-10.2.0-r0/gcc-10.2.0/configure > --build=x86_64-linux --host=x86_64-linux --target=arm-wrs-linux-gnueabi > --prefix=/host-native/usr --exec_prefix=/host-native/usr > --bindir=/host-native/usr/bin/arm-wrs-linux-gnueabi > --sbindir=/host-native/usr/bin/arm-wrs-linux-gnueabi > --libexecdir=/host-native/usr/libexec/arm-wrs-linux-gnueabi > --datadir=/host-native/usr/share --sysconfdir=/host-native/etc > --sharedstatedir=/host-native/com --localstatedir=/host-native/var > --libdir=/host-native/usr/lib/arm-wrs-linux-gnueabi > --includedir=/host-native/usr/include > --oldincludedir=/host-native/usr/include > --infodir=/host-native/usr/share/info --mandir=/host-native/usr/share/man > --disable-silent-rules --disable-dependency-tracking > --with-libtool-sysroot=/host-native --enable-clocale=generic --with-gnu-ld > --enable-shared --enable-languages=c,c++ --enable-threads=posix > --disable-multilib --enable-default-pie --enable-c99 --enable-long-long > --enable-symvers=gnu --enable-libstdcxx-pch > --program-prefix=arm-wrs-linux-gnueabi- --without-local-prefix > --disable-install-libiberty --disable-libssp --enable-libitm --enable-lto > --disable-bootstrap --with-system-zlib --with-linker-hash-style=sysv > --enable-linker-build-id --with-ppl=no --with-cloog=no > --enable-checking=release --enable-cheaders=c_global --without-isl > --with-gxx-include-dir=/not/exist/usr/include/c++/10.2.0 > --with-sysroot=/not/exist --with-build-sysroot=/host > --enable-poison-system-directories --with-system-zlib --disable-nls > --with-glibc-version=2.28 --enable-initfini-array > Thread model: posix > Supported LTO compression algorithms: zlib > gcc version 10.2.0 (GCC) > -- Jonathan Rajotte-Julien EfficiOS _______________________________________________ lttng-dev mailing list lttng-dev@lists.lttng.org https://lists.lttng.org/cgi-bin/mailman/listinfo/lttng-dev